Bobbin box
thingiverse
Bobbin Pair Box: Customize Your Bobbins with Ease. Simply Open the Scad File to Adjust Number of Bobbins, Length, and Window Count to Suit Your Needs. Two Shafts Are Required for Assembly - I Used M2.5 Screws, But You Can Choose from Other Options Like Toothpicks or Alternative Fasteners.
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